What is the Least Common Multiple of 67515 and 67522?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 67515 and 67522 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67515 and 67522, than apply into the LCM equation.

GCF(67515,67522) = 7
LCM(67515,67522) = ( 67515 × 67522) / 7
LCM(67515,67522) = 4558747830 / 7
LCM(67515,67522) = 651249690

Least Common Multiple (LCM) of 67515 and 67522 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67515 and 67522. First we will calculate the prime factors of 67515 and 67522.

Prime Factorization of 67515

Prime Factorization of 67522

Now multiplying the highest exponent prime factors to calculate the LCM of 67515 and 67522.

LCM(67515,67522) = 3¹ × 5¹ × 7² × 643¹ × 2¹ × 13¹ × 53¹
LCM(67515,67522) = 651249690